The calculated distance (air line) between Sant Carles de la Ràpita and Alicante is approximately 167 miles respectively 269 kilometers.
By car or train, the actual journey to Alicante is certainly longer, as only the direct route (as the crow flies) between Sant Carles de la Ràpita and Alicante has been calculated here.
Air line (approximately)
269 kilometers
145 nautical miles